BCMessageDigest (Bouncy Castle Library 1.68 API Specification)

java.lang.Object
- java.security.MessageDigestSpi
- - java.security.MessageDigest
  - - org.bouncycastle.jcajce.provider.digest.BCMessageDigest

Direct Known Subclasses:

Blake2b.Blake2b160, Blake2b.Blake2b256, Blake2b.Blake2b384, Blake2b.Blake2b512, Blake2s.Blake2s128, Blake2s.Blake2s160, Blake2s.Blake2s224, Blake2s.Blake2s256, DSTU7564.DigestDSTU7564, GOST3411.Digest, GOST3411.Digest2012_256, GOST3411.Digest2012_512, Haraka.Digest256, Haraka.Digest512, Keccak.DigestKeccak, MD2.Digest, MD4.Digest, MD5.Digest, RIPEMD128.Digest, RIPEMD160.Digest, RIPEMD256.Digest, RIPEMD320.Digest, SHA1.Digest, SHA224.Digest, SHA256.Digest, SHA3.DigestSHA3, SHA3.DigestSHAKE, SHA384.Digest, SHA512.Digest, SHA512.DigestT, Skein.DigestSkein1024, Skein.DigestSkein256, Skein.DigestSkein512, SM3.Digest, Tiger.Digest, Whirlpool.Digest
```
public class BCMessageDigest
extends java.security.MessageDigest
```

Field Summary

Fields
Modifier and Type Field Description

protected Digest digest

protected int digestSize

Constructor Summary

Constructors
Modifier Constructor Description

protected BCMessageDigest(Digest digest)

protected BCMessageDigest(Xof digest, int outputSize)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`byte[]`	`engineDigest()`
`int`	`engineGetDigestLength()`
`void`	`engineReset()`
`void`	`engineUpdate(byte input)`
`void`	`engineUpdate(byte[] input, int offset, int len)`

Methods inherited from class java.security.MessageDigest
clone, digest, digest, digest, getAlgorithm, getDigestLength, getInstance, getInstance, getInstance, getProvider, isEqual, reset, toString, update, update, update, update

Methods inherited from class java.security.MessageDigestSpi
engineDigest, engineUpdate

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - digest
```
protected Digest digest
```
  - digestSize
```
protected int digestSize
```
- Constructor Detail
  - BCMessageDigest
```
protected BCMessageDigest(Digest digest)
```
  - BCMessageDigest
```
protected BCMessageDigest(Xof digest,
                          int outputSize)
```
- Method Detail
  - engineReset
```
public void engineReset()
```
    Specified by:
    
    engineReset in class java.security.MessageDigestSpi
  - engineUpdate
```
public void engineUpdate(byte input)
```
    Specified by:
    
    engineUpdate in class java.security.MessageDigestSpi
  - engineUpdate
```
public void engineUpdate(byte[] input,
                         int offset,
                         int len)
```
    Specified by:
    
    engineUpdate in class java.security.MessageDigestSpi
  - engineGetDigestLength
```
public int engineGetDigestLength()
```
    Overrides:
    
    engineGetDigestLength in class java.security.MessageDigestSpi
  - engineDigest
```
public byte[] engineDigest()
```
    Specified by:
    
    engineDigest in class java.security.MessageDigestSpi